Use milk and cornstarch to substitute heavy cream – The result is very similar in flavor, and you will get a less fatty sauce, but with a lot of texture and creaminess. Add sauteed onions to add depth to a vegetarian alfredo sauce – Saute some onions (whatever type you prefer) sautéed onions.
Best Ways to Thicken Spaghetti SauceReduce the Sauce Via Simmering. By far the easiest way to thicken your sauce is to boil out some of the liquid! Add Tomato Sauce. One way to combat the excess liquid in your sauce is to balance it out with more solids. Add Cornstarch Slurry. Add a Roux. Add Mashed Potatoes. Add Egg Yolks.Mar 26, 2021